Mary Kay is a multi-level marketing company specializing in makeup and other beauty products for women. According to Investopedia, multi-level marketing relies upon independent salespeople recruiting new sellers from their pool of friends and acquaintances. Salespeople also sell the products offered by the company, which they buy wholesale.
According to the Mary Kay catalog, the company offers a variety of cosmetics including makeup, skincare products and fragrances. It also has a line of products exclusively for men. Products are often sold at Mary Kay parties, a gathering for friends and family that is an opportunity to showcase Mary Kay products.